An all-equity firm is considering the following projects: Project Beta IRR w 1.53 10.2% .92 10.7 Y 1.08 z 1.52 17.2 14.2 The T-bill rate is 5.2 percent, and the expected return on the market is 12.2 percent. Compared with the firm's 12 2 percent cost of capital Project W has a expected return, Project X has a expected return, Project Y has a expected return, and Project Z has a expected return Project W should be Project Y should be should be Project X should be and Project Z